Trichloroethylene

• Formula: C₂HCl₃
• Molecular weight: 131.388
• IUPAC Standard InChI: InChI=1S/C2HCl3/c3-1-2(4)5/h1H Copy

  
• IUPAC Standard InChIKey: XSTXAVWGXDQKEL-UHFFFAOYSA-N Copy
• CAS Registry Number: 79-01-6
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Ethene, trichloro-; Ethylene, trichloro-; Algylen; Anamenth; Chlorilen; Chlorylen; Chorylen; Densinfluat; Ethinyl trichloride; Ethylene trichloride; Fluate; Gemalgene; Germalgene; Narcogen; Narkogen; Narkosoid; Threthylen; Threthylene; Trethylene; Tri; Tri-Clene; Trichloran; Trichloren; Trichloroethene; Trielene; Trilen; Trilene; Trimar; Westrosol; 1,1,2-Trichloroethene; C2HCl3; Acetylene trichloride; 1-Chloro-2,2-dichloroethylene; 1,1-Dichloro-2-chloroethylene; 1,1,2-Trichloroethylene; Benzinol; Blacosolv; Blancosolv; Cecolene; Chlorylea; Circosolv; Crawhaspol; Dow-tri; Dukeron; Fleck-flip; Flock FLIP; Lanadin; Lethurin; NCI-C04546; Nialk; Perm-A-chlor; Perm-A-clor; Petzinol; Philex; RCRA Waste number U228; TCE; Triad; Trial; Triasol; Trichlooretheen; Trichloorethyleen, tri; Trichloraethen; Trichloraethylen, tri; Trichlorethene; Trichlorethylene; Trichlorethylene, tri; 1,2,2-Trichloroethylene; Tricloretene; Tricloroetilene; Trielin; Trielina; Trieline; Triklone; Triline; Triol; Tri-plus; Tri-plus M; UN 1710; Vestrol; Vitran; Distillex DS2; Ethene, 1,1,2-trichloro-; R 1120; Triklone N
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Phase change data
  • Henry's Law data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
• Options:
  • Switch to SI units

Data at NIST subscription sites:

• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.

Condensed phase thermochemistry data

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

Reaction thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

=  + 

By formula: C₂H₂Cl₄ = HCl + C₂HCl₃

=  + 

By formula: C₂H₂Cl₄ = HCl + C₂HCl₃

H₂CaO₂ + 2 = CaCl₂ + 2 + 2

By formula: H₂CaO₂ + 2C₂H₂Cl₄ = CaCl₂ + 2H₂O + 2C₂HCl₃

 +  =

By formula: Cl₂ + C₂HCl₃ = C₂HCl₅

Gas phase ion energetics data

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess

Electron affinity determinations

Ionization energy determinations

References

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Manion, 2002
Manion, J.A., Evaluated Enthalpies of Formation of the Stable Closed Shell C1 and C2 Chlorinated Hydrocarbons, J. Phys. Chem. Ref. Data, 2002, 31, 1, 123-172, https://doi.org/10.1063/1.1420703 . [all data]

Papina and Kolesov, 1985
Papina, T.S.; Kolesov, V.P., Standard enthalpy of formation of trichloroethylene, Russ. J. Phys. Chem. (Engl. Transl.), 1985, 59, 1289-1291. [all data]

Kirkbride, 1956
Kirkbride, F.W., The heats of chlorination of some hydrocarbons and their chloro-derivatives, J. Appl. Chem., 1956, 6, 11-21. [all data]

Smith, Bjellerup, et al., 1953
Smith, L.; Bjellerup, L.; Krook, S.; Westermark, H., Heats of combustion of organic chloro compounds determined by the "quartz wool" method, Acta Chem. Scand., 1953, 7, 65. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Kurbatov, 1948
Kurbatov, V.Ya., Heat capacity of liquids. 2. Heat capacity and the temperature dependence of heat capacity from halogen derivatives of acylic hydrocarbons, Zh. Obshch. Kim., 1948, 18, 372-389. [all data]

Trew and Watkins, 1933
Trew, V.C.G.; Watkins, G.M.C., Some physical properties of mixtures of certain organic liquids, Trans. Faraday Soc., 1933, 29, 1310-1318. [all data]

Levanova, Bushneva, et al., 1979
Levanova, s.V.; Bushneva, I.I.; Rodova, R.M.; Rozhnov, A.M.; Treger, Yu.A.; Aprelkin, A.S., Thermodynamic stability of chloroethanes in dehydrochlorination reactions, J. Appl. Chem. USSR, 1979, 52, 1439-1442. [all data]

Levanova, Bushneva, et al., 1976
Levanova, S.V.; Bushneva, L.I.; Rodova, R.M.; Rozhnov, A.M.; Treger, Yu.A., Liquid-phase dehydrochlorination of asymmetric tetrachloroethane, Zh. Fiz. Khim., 1976, 50, 2701-2702. [all data]

Chen, Wiley, et al., 1994
Chen, E.C.M.; Wiley, J.R.; Batten, C.F.; Wentworth, W.E., Determination of the Electron Affinities of Molecules Using Negative Ion Mass Spectrometry, J. Phys. Chem., 1994, 98, 1, 88, https://doi.org/10.1021/j100052a016 . [all data]

Wiley, Chen, et al., 1991
Wiley, J.R.; Chen, E.C.M.; Chen, E.S.D.; Richardson, P.; Reed, W.R.; Wentworth, W.E., The Determination of Absolute Electron Affinities of Chlorobenzenes, Chloronaphthalenes and Chlorinated Biphenyls from Reduction Potentials, J. Electroanal. Chem. Interfac., 1991, 307, 1-2, 169, https://doi.org/10.1016/0022-0728(91)85546-2 . [all data]

Kimura, Katsumata, et al., 1981
Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S., Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]

Lake and Thompson, 1970
Lake, R.F.; Thompson, H., Photoelectron spectra of halogenated ethylenes, Proc. Roy. Soc. (London), 1970, A315, 323. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Bralsford, Harris, et al., 1960
Bralsford, R.; Harris, P.V.; Price, W.C., The effect of fluorine on the electronic spectra and ionization potentials of molecules, Proc. Roy. Soc. (London), 1960, A258, 459. [all data]

Watanabe, 1957
Watanabe, K., Ionization potentials of some molecules, J. Chem. Phys., 1957, 26, 542. [all data]

Von Niessen, Asbrink, et al., 1982
Von Niessen, W.; Asbrink, L.; Bieri, G., 30.4 nm He(II) Photoelectron spectra of organic molecules. Part VI. Halogeno-compounds (C,H,X: X = Cl, Br, I), J. Electron Spectrosc. Relat. Phenom., 1982, 26, 173. [all data]

Notes

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  EA	Electron affinity
  IE (evaluated)	Recommended ionization energy
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.